The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this ArtJ.J. Harper, 1828 - 435 páginas |
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Página 11
... hand column of figures , add in the same manner as in whole numbers , and put the decimal point , in the sum directly beneath the other points . EXAMPLES . Add 4.7832 3.2543 7.8251 6.03 2.857 and 3.251 together . Place them thus ...
... hand column of figures , add in the same manner as in whole numbers , and put the decimal point , in the sum directly beneath the other points . EXAMPLES . Add 4.7832 3.2543 7.8251 6.03 2.857 and 3.251 together . Place them thus ...
Página 12
... hand , subtract as in whole numbers , and place the decimal point in the difference exactly under the other two points . EXAMPLES . From 38.765 take 25.3741 25.3741 Difference = 13.3909 From 2.4 take .8472 .8472 Diff . = 1.5528 From ...
... hand , subtract as in whole numbers , and place the decimal point in the difference exactly under the other two points . EXAMPLES . From 38.765 take 25.3741 25.3741 Difference = 13.3909 From 2.4 take .8472 .8472 Diff . = 1.5528 From ...
Página 18
... hand of the product , for a remainder , as there are figures in the given decimal . Multiply this remainder by the number of the next inferior denomination , and point off a remainder , as before . Proceed in this manner through all the ...
... hand of the product , for a remainder , as there are figures in the given decimal . Multiply this remainder by the number of the next inferior denomination , and point off a remainder , as before . Proceed in this manner through all the ...
Página 32
... hand place of the Decimal part of the Logarithm , add it to the Index of the Divisor , if affirmative ; but subtract it , if negative ; and let the Index , thence arising , be changed and worked with as before . Example 1. Divide 558.9 ...
... hand place of the Decimal part of the Logarithm , add it to the Index of the Divisor , if affirmative ; but subtract it , if negative ; and let the Index , thence arising , be changed and worked with as before . Example 1. Divide 558.9 ...
Página 33
... hand , and subtract every figure from 9 , except the last , which should be taken from 10 ; but if the index exceed 9 , it must be taken from 19. - It is frequently used in the rule of Pro- portion and Trigonometrical calculations , to ...
... hand , and subtract every figure from 9 , except the last , which should be taken from 10 ; but if the index exceed 9 , it must be taken from 19. - It is frequently used in the rule of Pro- portion and Trigonometrical calculations , to ...
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Términos y frases comunes
ABCD acres altitude Answer arch base bearing centre chains and links circle circumferentor Co-sec Co-tang column compasses contained cube root decimal difference of latitude Dist divided divisions divisor draw east Ecliptic edge EXAMPLE feet field-book figure four-pole chains given angle given number half the sum height Hence Horizon glass hypothenuse inches instrument length logarithm measure Meridian Altitude meridian distance method multiplied natural co-sine natural number natural sine Nonius number of degrees object observed off-sets opposite parallel parallelogram perches perpendicular plane prob PROBLEM proportional protractor Quadrant quotient radius rhombus right angles right line Secant sect semicircle Sextant side square root station subtract Sun's survey taken Tang tangent theo theodolite THEOREM trapezium triangle ABC trigonometry two-pole chains vane versed sine vulgar fraction whence